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GS Energy Efficiency - Domestic Nigeria Documentazione completa General Methodology v2.0

Safe Water Programme – Nigeria - VPA 83

GS-4330 ↗

5.3 / 10
Integrity
5.8
Transparency
4.9
Claim Safety
4.8
Documentation
5.6

Score Breakdown

Integrity

verified Additionality was confirmed by the VVB, and the project uses a combined additionality test under the TPDDTEC methodology.

missing Leakage is not addressed in the extracted validation record, and reversal events are marked as not addressed.

Transparency

verified The project has a named VVB, a defined monitoring period, and the baseline was last reassessed in 2021.

missing Total claimed versus verified emission reductions are not stated, and the monitoring approach is inconsistent across documents.

Claim Safety

verified The reported FNRB value is below the national default, which is directionally supportive of conservative accounting.

missing Leakage treatment is unclear in the extracted record, and the project is not shown to be outside dual-claim channels because CORSIA and CCP status are not stated.

Documentation

verified Multiple evidence documents were used, including a validation report, appendix, and stakeholder consultation material.

missing Extraction confidence is only medium, and the record contains contradictions on monitoring method and crediting period.

Detailed Analysis

Integrity

The validation report names Earthood Services Private Limited as the VVB and says additionality was confirmed, which supports the project’s core integrity case. The baseline method is project-based and the baseline was last reassessed in 2021, but leakage is not addressed in the extracted validation record and reversal events are also not addressed. The absence of a buffer pool percentage further limits confidence in permanence management.

Transparency

Transparency is mixed because the record identifies the registry, VVB, methodology, and monitoring period, but key quantitative MRV fields are missing. Total emission reductions claimed and verified are not stated in the extracted record, and usage-rate verification is also absent. The contradiction between annual survey and stratified random sampling for usage monitoring, plus the missing end date for the monitoring period, weakens traceability.

Claim Safety

Claim safety is only moderate. The reported FNRB value is below the national default, which is a positive sign, but the extracted record does not provide a leakage deduction and instead leaves leakage justification as not addressed. CORSIA eligibility and CCP status are not stated, so dual-claim risk cannot be ruled out from the available documents.

Documentation

Documentation is reasonably broad, with nine documents used and evidence including a validation report, appendix, and stakeholder consultation material. FPIC, grievance mechanism, and benefit sharing are documented, which helps completeness. Still, extraction confidence is only medium, and the contradictions on monitoring method and crediting period indicate the document set is not fully consistent.

Overall

Overall, this is a mid-quality file with some solid project-design evidence but notable gaps in MRV clarity and leakage/permanence treatment. I privileged the validation report for VVB confirmation of additionality and the project-based baseline because it is the core official assurance document, while treating the later contradictory items on monitoring method, leakage, and crediting period as reliability concerns rather than overrides because the source documents are not identified and the extracted record does not show which is more authoritative. The contradictions should pull confidence down, but not enough to negate the positive additionality and safeguards evidence.

Audit Analysis

The project has some positive integrity signals, including VVB-confirmed additionality, a recent baseline reassessment in 2021, and documented safeguards such as FPIC and a grievance mechanism. However, key uncertainty remains around leakage treatment, reversal handling, and inconsistent monitoring details across documents, which weakens confidence in the claimed emission reductions.

Project Description

Developer: Impact Carbon Type: Energy Efficiency - Domestic Size: Small Scale Crediting period: 2024-05-01 → 2029-04-30 Estimated annual credits: 60000 tCO2e SDGs: Goal 8: Decent Work and Economic Growth, Goal 7: Affordable and Clean Energy, Goal 6: Clean Water and Sanitation, Goal 3: Good Health and Well-Being, Goal 1: No Poverty, Goal 13: Climate Action

Red Flags

  • Leakage is not addressed in the extracted validation record, despite a later document reportedly describing it as negligible.
  • Contradictions exist on the monitoring method and crediting period, which reduces reliability of the reported MRV trail.

Credit Vintages

Issued Retired Available
2024
27,916 0 27,916
Total 27,916 0 27,916

Cosa migliorerebbe questo punteggio

  • Publish a clear, reconciled MRV package showing the final monitoring method, crediting period, and verified emission reduction totals.
  • Provide explicit leakage treatment, reversal/buffer-pool information, and a registry statement on CORSIA eligibility and CCP status.

Questi suggerimenti indicano quali prove pubbliche aggiuntive potrebbero migliorare il livello di confidenza di questa valutazione. Non garantiscono un punteggio futuro più alto.

Risk Indicators

Additionality

VVB-confirmed additionality test

Permanence

reversal handling not addressed

Leakage

leakage not addressed in extracted record

Baseline

project baseline with reassessment timing known

Safeguards

FPIC and grievance mechanism documented

Double-claim

CORSIA/CCP status not stated

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Analysis Provenance Scored 2026-04-18 General Methodology v2.0 Documentazione completa

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